From a review of companiesmarketcap.com, of valuetoday.com, of the Google Finance website, the investing.com website and of Company SEC filings, there were 8 Mississippi Companies with stock markets caps above $1 Bil recently.
Callon Petroleum was headquartered in Natchez, Mississippi for a substantial portion of the most recent 13 years.
From Company financial statements contained in the SEC website, the table below shows the Audited Gold-Standard US GAAP Consolidated Net Income (Loss) from Continuing Operations for each of these 8 largest Mississippi Companies for 2021, the Biden Administration's first year in office, for 2020, the Trump Administration's last year in office, for 2016, the Obama Administration's last year in office and for 2008, the Bush Administration's last year in office.